/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.nifi.controller.queue.clustered.client.async;

import org.apache.nifi.controller.repository.FlowFileRecord;

import java.util.List;

public interface TransactionFailureCallback {
    default void onTransactionFailed(final List<FlowFileRecord> flowFiles, final TransactionPhase transactionPhase) {
        onTransactionFailed(flowFiles, null, transactionPhase);
    }

    void onTransactionFailed(List<FlowFileRecord> flowFiles, Exception cause, TransactionPhase transactionPhase);

    boolean isRebalanceOnFailure();

    enum TransactionPhase {
        /**
         * Failure occurred when connecting to the node
         */
        CONNECTING,

        /**
         * Failure occurred when sending data to the node
         */
        SENDING;
    }
}
